A massive collision in the Milky Way's past

Our Milky Way galaxy has probably collided or otherwise interacted with other galaxies during its lifetime; such interactions are common cosmic occurrences. Astronomers can deduce the history of mass accretion onto the Milky ...

Increase in forest fires may damage the crucial ozone layer

All particles that reach the atmosphere cause different chemical reactions. Particles come partly from natural sources such as volcanic eruptions and forest fires, and partly from pollution and emissions. Aerosol researcher ...

Microplastics threaten ecosystems of Dhaka rivers

Tiny plastic particles have been found in abundance in the surface water and underlying sediments of several lakes and peripheral rivers of Dhaka, according to a new study which researchers say sheds light on the environmental ...

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